Condensed Consolidated Statements Of Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenues:
Premiums	$ 15,651	$ 13,811
Services	355	327
Investment income	101	141
Total revenues	16,107	14,279
Operating expenses:
Benefits	13,493	11,670
Operating costs	1,660	1,749
Depreciation and amortization	107	100
Total operating expenses	15,260	13,519
Income from operations	847	760
Interest expense	62	53
Other expense, net	39	0
Income before income taxes and equity in net earnings	746	707
Provision for income taxes	183	216
Equity in net earnings of Kindred at Home	3	0
Net income	$ 566	$ 491
Basic earnings per common share (in dollars per share)	$ 4.18	$ 3.56
Diluted earnings per common share (in dollars per share)	4.16	3.53
Dividends declared per common share (in dollars per share)	$ 0.55	$ 0.5